> to reduce the power of labor over the last 50-odd years and to concentrate wealth as best they can.

What happened 50 years ago? Hart-Cellar was in 1965. The foreign-born population dipped below 5% in 1970. It’s 15% today. This had major political ramifications. Democrats were able to move to the right economically because they could substitute labor voters demanding structural reforms with recent immigrant voters who would be happy with relatively small handouts from the government, or even just visas for their extended family.